过去不是静止的画卷，它随我们而动，随我们的变化而变化。

成名不是目标，目标是激励他人。

"We are all in the gutter, but some of us are looking at the stars."

Gratitude is a simple practice that can have profound effects on your well-being.

寻求统一的物理理论是我们时代最伟大的智力冒险之一。